The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

A look at the enduring mystery of the ‘Star of Bethlehem’, exploring whether Jupiter, rare planetary alignments, comets or supernovae could explain the celestial event that has fascinated astronomers ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

The Cassiopeia A supernova remnant reveals that massive exploding stars can forge far more of life's essential ingredients ...

Researchers from Kyoto University and Meiji University have led the quest to understand the origins of elements and the ...

Scientists have found an "extreme" solution to the mysterious origins of critical life-supporting elements chlorine and potassium.

According to a report released by Kyoto University, researchers there and at Meiji University turned to Cassiopeia A, one of ...

XRISM’s high-precision X-ray data revealed unusually strong signatures of chlorine and potassium inside the Cassiopeia A supernova remnant. These levels are far higher than theoretical models ...

A nova is a massive, temporary star explosion caused when a dense white dwarf star pulls material from a nearby star, setting ...

Kyoto, Japan -- "Why are we here?" is humanity's most fundamental and persistent question. Tracing the origins of the ...